Auger circulating pump



Jan. 5, 1937. D. B. UPTN AuER CIRCULATING PUMP Filed April 14, 1956 l7AV117 E. UPM/v Patented Jan. 5, `1937 A UlTED STATES GFFICE AUGER CIRCULATING PUMP yDavid B. Upton, Escobas, Tex. Application April 14, 1936, Serial No. 74,354

1 Claim. (Cl. 10S-89) This invention relates to a circulating pump threads to the inch. Interiorly screw-threaded and it aims to provide a novel construction within said heads 23 and 24 are end discs 21 utilizing the auger principle wherein leakage and 28. The disc 21 has an inside bearing 21a and 10st motion are prevented, a novel input for the adjacent end of the shaft i9 to prevent 5 bearing is provided and novel relatively adjustleakage and lost motion and said shaft l2 passes 5 able heads are included, with a view to operatthrough a suitable packing gland 29 on the end ing with greater efficiency and with minimum disc 28, to prevent waste of fluid. A collar 30 expense and permitting relatively inexpensive surrounds shaft i9 and abuts the interior of replacements. end plate 28, being secured adjustably in posi- 10 Various additional objects and advantages will tion by a set screw 3l. Said head 23 has an 10 become apparent from a consideration o the inlet boss 32 and the other head 24 has an description following taken in connection with outlet boss 33.

accompanying drawing illustrating an operative The present invention is particularly adapted embodiment. for use as a circulating pump for stationary In said drawingengines, the water entering the inlet 32 under 15 Figure l is a plan View of the improved pumpthe action of the auger piston I8, traveling i ing unit; through the barrel and thence out through the A Figure 2 is a view thereof partly in side elevaoutlet 33. It will be clear that various adtion and partly in central longitudinal section, justments may be made by reason of the screwand threaded parts to maintain operation with mini- 20 Figure 3 is a transverse sectional view taken mum lost motion and to permit prompt reon the line 3 3 of Figure l. placement when desired. The location of the Referring specically to the drawing wherein bearings 2U prevent strain on the pump incilike reference characters designate like or simidental to the driving of the pulley 22.

lar parts, l0 designates a bed or base above Various changes may be resorted to prog5 which a pump cylinder is disposed as at Il, vided they fall within the spirit and scope of preferably clamped midway oi its ends in a the invention bracket or brace l2, having spread legs as at I claim as my inventi0n $3 bolted als at to the base. bracket A of the Class descibed, having a ball'- has an arcuate DOIOII l5 and a detahable rel, an inlet head and an outlet head screwed 30 arcuate J'aW i6, the J'aWS l5 and f3 being boltd thereon at opposite ends, end discs screwed in t0geh61 aS al? l'L said heads, an auger piston operating within the Rotating Within a Cylinder 0r balel il S barrel, said piston having a shaft, an inside an auger or Screw pStOIl i8 having a Shaft I9, bearing on `one of said discs for said shaft,

extending exteriorly of the barrel or cylinder Said Shaft passing through the other disc, a at one end and being journaled in suitable bearpacking gland for the Shaft 0n the latter disc, ings 2U, bOltBd at 2i 6G the base |0- A pulley and an adjustable abutment on the shaft en- 22, to receive power, is keyed to the shaft l!) gaging the interior wall of the last mentioned and located between the bearings 20 so as to disc, a driving pulley on said shaft exteriorly 40 relieve the pump of strain. of the barrel bearings for said shaft on oppo- 40 At opposite ends of the barrel or cylinder II site sides of said driving pulley to relieve the and adjustably screwed thereon are inlet and pump of strain, a bracket clamped to the baroutlet heads or sleeves 23 and 2li respectively. rel, and a supporting base for said bearings and The screw threads between the heads and the bracket.

cylinder as at 25 and 2B are preferably IIIA? DAVTD B. UPTON. 45 

